Topics
Explore the knowledge base.
- Restore bookmarks, passwords, and data from an old Firefox profile
- Use Troubleshoot Mode in Firefox
- Back up and restore information in Firefox profiles
- Troubleshoot time-related errors on secure websites
- Fix error “Website will not allow Firefox to display the page.”
- Captive portal detection
- Accessibility features in Firefox - Make Firefox and web content work for all users
- Accessibility not available during multi-process support
- Can I use my screen reader with the new Firefox?
- How to save a web page
- How to print web pages in Firefox
- Where to find and manage downloaded files in Firefox
- How to search IMDB, Wikipedia and more from the address bar
- Search with the Firefox address bar
- Remove websites from the address bar suggestions
- Custom installation of Firefox on Windows
- Uninstall Firefox from your computer
- Install an older version of Firefox
- About Add-on Badges
- How to search IMDB, Wikipedia and more from the address bar
- Import bookmarks and other data from Google Chrome
- Block and unblock websites with parental controls on Firefox
- Pop-up blocker settings, exceptions and troubleshooting
- Use a Primary Password to protect stored logins and passwords
Still need help?
We’re here for you. Post a question to our support forums and get answers from our community of experts.
Ask the CommunityFeatured Articles
About Add-on Badges
You’ll know if an extension is being regularly reviewed if it has one of the badges listed in this article.
Secure connection and security warning error pages in Firefox
If a website requires a secure connection that cannot be established, Firefox will not connect and will show you an error page. Learn more.
Fix error “Website will not allow Firefox to display the page.”
Learn why Firefox may block a page embedded by another site, and what you can do to open it.
Common Myths about Private Browsing
Learn more about common misconceptions about Private Browsing in Firefox.

Join Our Community
Grow and share your expertise with others. Answer questions and improve our knowledge base.